<%@ page import="mypack.*" %>
<%@ page import="java.util.Properties" %>
<%@ page errorPage="errorpage.jsp" %>

<jsp:useBean id="bookDB" scope="session" class="mypack.BookDB"/>
<jsp:useBean id="counter" scope="request" class="mypack.Counter"/>

<%!
   public String convert(String s){
    try{
     	return s;
    }catch(Exception e){return null;}
   }
%>